Update app.py

app.py

@@ -423,6 +423,7 @@ def invoke (prompt, file, history, rag_option, model_option, openai_api_key, k=3
             if (prompt.find('Bild zeichnen') != -1):
                 response = requests.post(API_URL, headers=HEADERS, json=data)
                 result = response.content
+                image = Image.open(io.BytesIO(result))
             else:
                 result = llm_chain(llm, history_text_und_prompt)
             
@@ -432,7 +433,7 @@ def invoke (prompt, file, history, rag_option, model_option, openai_api_key, k=3
 
 
     if (prompt.find('Bild zeichnen') != -1):
-        history[-1][1] = result
+        history[-1][1] = image
         return history, "Stop: Success"
     else:
         #Antwort als Stream ausgeben... wenn Textantwort gefordert